Smith said that New Japan wanted a huge monster as Archer's partner Also, he received a good offer from All Japan Pro Wrestling, but he chose NJPW due to the previous relationship. Smith wrestled his return match on September 7, when he, Lance Archer, Minoru Suzuki and Taka Michinoku were defeated in an eight man tag team match by Hiroyoshi Tenzan, Satoshi Kojima, Togi Makabe And Yuji Nagata following a disqualification.

On September 9, Smith submitted IWGP Tag Team Champion. Hiroyoshi Tenzan in another eight man tag team match, after which he and Archer, dubbing themselves K.E.S. (Killer Elite Squad), made a challenge for his and Satoshi Kojima's title. On September 24, New Japan renamed Smith "Davey Boy Smith, Jr." On October 8 at King of Pro-Wrestling, K.E.S. defeated Kojima and Tenzan to win the IWGP Tag Team Championship. K.E.S. made their first successful title defence on November 11 at Power Struggle, defeating Tenzan and Kojima in a rematch.

From November 20 to December 1, K.E.S. took part in the round-robin portion of the 2012 world Tag League, finishing with a record of four wins and two losses, advancing to the semi finals of the tournament in the second place in their group.

On December 2, K.E.S. defeated Always Hypers (Togi Makabe and Wataru Inoue) to advance to the finals of the tournament. Later that same day, K.E.S. was defeated in the finals of the 2012 World Tag League by Sword & Guns (Hirooki Goto and Karl Anderson).

On January 4, 2013, at Wrestle Kingdom 7 in Tokyo Dome, , K.E.S. defeated Sword & Guns in a rematch to retain the IWGP Tag Team Championship. On February 10 at The New Beginning, Smith and Archer defeated Tenzan and Kojima for their third successful defence of the IWGP Tag Team Championship.

On March 11, Smith entered the 2013 New Japan Cup, defeating IWGP Intercontinental Champion Shinsuke Nakamura in his first round match. Smith's main event win over the former three-time IWGP Heavyweight Champion was referred to as the biggest of his career.

Six days later, Smith advanced to the semi finals of the tournament with a win over Yujiro Takahashi.

On March 23, Smith was eliminated from the tournament in the semi finals by Hirooki Goto. On April 5, Smith and Archer made their fourth successful defence of the IWGP Tag Team Championship against Shinsuke Nakamura and Tomohiro Ishii.

Two days later, Smith unsuccessfully challenged Nakamura for the IWGP Intercontinental Championship.

On April 20, Smith and Archer defeated Ryan Genesis and Scot Summers in Houston, Texas to not only retain the IWGP Tag Team Championship, but to also win the NWA World Tag Team Championship.

On May 3 at Wrestling Dontaku 2013, K.E.S. lost the IWGP Tag Team Championship back to Ten-Koji in a four-way match, which also included Takashi Iisuka , Toru Yano, Manabu Nakanishi and Strong Man, though neither Smith nor Archer was involved in the finish.

K.E.S. received a rematch for the title on June 22 in a three-way match, which also included Iizuka and Yano, but were unable to regain the title, when Kojima pinned Archer for the win. On August 1, Smith entered the 2013 G1 Climax

The tournament concluded on August 11 with a match, where Smith was defeated by his tag team partner Lance Archer, costing him a spot in the finals and ending his tournament with a record of five wins and four losses. After his departure from WWE, Smith began training mixed martial arts full-time in Tampa, Florida and was looking to make his grappling debut

Mixed martial arts careerAfter his departure from WWE, Smith began training mixed martial arts full-time in Tampa, Florida and was looking to make his grappling debut in 2012

Return to the independent circuit (2011–2012)

On August 20, 2011, Smith, working under his real name, made his return to the independent circuit defeating Dan Matt at Pro Wrestling Syndicate.

On August 27, 2011, Smith, working under his real name, made his debut for Japanese Inoki Genome Federation(IGF), losing to Hideki Suzuki. On September 3, he teamed with Bobby Lashley in a losing effort against Kendo Kashin And Kazuyuki Fujita.

On November 6, Smith wrestled in the main event of a Stampede Wrestling show in Barrie, Ontario, defeating Fit Finlay.

In early December, Smith defeated Jason Styles and Ryan Von Kool to become the BTW Heavyweight Champion and lost it in March to Ryan Von Kool.

On January 29, 2012, Smith made an appearance for Pro Wrestling Guerrilla(PWG), teaming with Davey Richards in a tag team match, where they were defeated by The Young Bucks(Matt and Nick Jackson).

On August 4, Smith debuted for Crossfire Wrestling and participated in CFW Heavyweight Championship tournament, in the first round he defeated Arrick Andrews but would lose to Shane Williams in the final.

In April 2012 Smith made an appearance for Dynamite Championship Wrestling in Delaware competing in their Annual Honor Cup Tournament. Smith also made a second appearance at their May show, Overdrive, teaming with Zac "The Ripper" Conner against Mark "The Dragonfly" Harro and "The Mapleleaf Machine" Kao Storm (Octane).

The Hart Dynasty and departure (2009–2011)

On April 15, 2009, Smith was drafted to the ECW brand as part of the 2009 Supplemental Draft, without making any appearances on SmackDown. Smith made his ECW debut on May 12, as a Villain, attacking Finlay during Finlay's match with Tyson Kidd (TJ Wilson), using the name David Hart Smith. Smith, Kidd and Natalya formed a new version of The Hart Foundation, named The Hart Trilogy at first, although on the May 27 episode of ECW, the name was tweaked to The Hart Dynasty. Smith was victorious in his first match for ECW, defeating Finlay on the May 19 episode, with help from Kidd and Natalya. On June 29, The Hart Dynasty were traded to the SmackDown brand, and entered a feud with Cryme Tyme. At the WWE Bragging Rights pay-per-view in October, Smith and Kidd competed in a seven-on-seven tag match with Chris Jericho, Kane, Finlay,Matt Hardy and R-Truth as Team SmackDown to defeat Team Raw. In December 2009, they challenged D-Generation X for the Unified WWE Tag Team Championship,but were unsuccessful.

The Hart Dynasty appeared at WrestleMania XXVI, helping Bret Hart during his match against Vince McMahon, and the following night on Raw they defeated the Unified WWE Tag Team Champions ShoMiz (The Big Show and The Miz) in a non-title match at Hart's behest, effectively turning face in the process.

At the Extreme Rules pay-per-view, Smith and Kidd earned a Unified Tag Team Championship match by defeating ShoMiz in a tag team gauntlet match. During the 2012 WWE Draft on the April 26 episode of Raw, The Hart Dynasty, accompanied by Natalya and Hart, defeated ShoMiz to win the Unified Tag Team Championship, when Kidd made The Miz submit to the Sharpshooter

The following day, all three members of The Hart Dynasty were moved to the Raw brand as part of the Supplemental Draft. On the May 10 episode of Raw, he was defeated by Chris Jericho, granting Jericho and The Miz a shot for the Unified WWE Tag Team Championship at Over the Limit, but The Hart Dynasty were able to retain. The following night, on May 24, they were attacked by The Usos (Jimmy and Jey) and Tamina, provoking a feud.

At Fatal 4-Way, The Hart Dynasty defeated The Usos and Tamina in a six-person mixed tag team match when Natalya pinned Tamina, and Smith and Kidd defeated The Usos at Money In The Bank to retain the championships when Smith made Jimmy Uso submit to the Sharpshooter.

At Night Of Champions, The Hart Dynasty lost the WWE Tag Team Championship to Cody Rhodes and Drew Mcintrye in a Tag Team Turmoil Match which also involved The Usos,Vladimir Kozlov and Santino Marella, and the team of Evan Bourne and Mark Henry

After a failed attempt to regain the championship, in which Kidd was pushed off balance during their double-team Hart Attack move, Kidd and Smith began to have a falling out with one another. This culminated on the November 15 episode of Raw, when Kidd refused to tag in and attacked Smith during a match for the WWE Tag Team Championship against The Nexus (Justin Gabriel and Heath Slater), ending their partnership.

On the December 2 episode of WWE Superstars, Smith beat Kidd in a singles match. Afterward, Smith offered to shake Kidd's hand, but Kidd slapped him across the face.On the next episode of Raw, Kidd defeated Smith in a rematch. After losing to Kidd, Smith would be restricted to appearing on Superstars, mostly participating in tag team matches with Yoshi Tatsu Or Darren Young.

Smith's last match was on the April 28 edition of Superstars, where he lost to Zack Ryder. After months of inactivity, Smith was released from his contract with WWE on August 5, 2011. The following week on Raw CM Punk mentioned Smith being released from WWE.Smith announced on his Facebook that he would be going to wrestle in Japan.

Early appearances (2007–2009)

He made his television debut as "DH Smith" on the October 22, 2007 episode of Raw, defeating Carlito using his father's trademark running powerslam.

He dedicated the match to his father. On October 29, Smith and Jeff Hardy defeated Carlito and Mr Kennedy.

Smith returned to the active roster on December 17 by defeating Charlie Haas on Heat After his return, Smith would wrestle primarily on Heat

As part of the WWE Supplemantal Draft on June 25, 2008, Smith was drafted to the SmackDown brand.Smith, however, returned to Florida Championship Wrestling (FCW) on August 26, without making his SmackDown debut. He made the decision to return to FCW on a full-time basis so he could mature, and put more effort into developing his in-ring work and his personality. On October 30, Smith won the FCW Florida Tag Team Championship with TJ Wilson, defeating Joe Hennig and Sebastian Slate but they lost it to Tyler Reks and Johnny Curtis on December 11, 2008 at the FCW television taping.

Developmental territories (2006–2007)

On April 1, 2006, Smith and several of his relatives attended the induction of Bret Hart into the WWE Hall Of Fame While there, Smith met with WWE executives,John Laurinaitis and Carl DeMarco, and signed a developmental contract with on April 4, 2006.He wrestled dark matches for the company before his debut, defeating wrestlers like Rob Conway and Mike Knox, and losing to Randy Orton.

Harry debuted in Ohio Valley Wrestling (OVW), at the February 14, 2007 television tapings, in a tag team match with Kofi Nahaje Kingston, in which they defeated The Belgium Brawler and Nicholas Sinn. At the following taping, the duo of Harry and Kofi became collectively known as the Commonwealth Connection and faced La Resistance in a losing effort. Smith was then sent to Deep South Wrestling (DSW), where he reformed the "Stampede Bulldogs" with T.J. Wilson.

After WWE ended its relationship with DSW, Smith moved to FloridA Championship Wrestling (FCW). On June 26, Smith won a 21-man Battle royal to become the first ever FCW Southern Heavyweight Champion.

Smith then joined up with his cousins Teddy Hart and Nattie Neidhart to form the Next Generation Hart Foundation. They debuted in a six-person mixed tag team match, losing to Mike Kruel, Vladimir Kozlov and Milena Roucka.They were later victorious in a non-title match against the Ovw Southern Tag Team Champions, the James Boys.Smith then returned to FCW to form another version of the New Hart Foundation, along with Hart, Wilson andTed DiBiase.

He appeared in a winning effort against Carlito in a dark match during a taping of Raw in the UK

On October 16, Smith lost the FCW Southern Heavyweight Championship to Afa Jr.He was unable to make the referee's ten count and was counted out, due to being in the United Kingdom with WWE.

New Japan Pro Wrestling (2005–2006)

In January 2005, Smith went on a five-week tour of Japan, wrestling with New Japan Pro Wrestling as "Black Assassin" and suffered a broken hand in the process.Later that year, Smith left Stampede Wrestling and wrestled several dark matches for World Wrestling Entertainment (WWE),[before embarking upon a second tour of Japan.

He returned to Stampede Wrestling in October 2005, and on November 25, 2005 was defeated by T.J. Wilson in the finals of a tournament for the vacant North American Heavyweight Championship.

Smith traveled to England in January 2006, appearing with One Pro Wrestling at No Turning Back on January 6, 2006. Smith was billed as the mystery opponent of NWA World Heavyweight Champion Jeff Jarrett, ostensibly hand-picked by his uncle,Bret Hart.

World Wrestling Entertainment / WWE

Early years (1994–2004)

Smith began wrestling at the age of eight, he was trained by his father Davey Boy Smith and uncle Bruce Hart.

He made an early appearance with the World Wrestling Federation(WWF) on October 5, 1996 at the age of 11 when he teamed with his cousin Ted Annis against TJ Wilson and Andrew Picarnia at a WWF House Show in Calgary.

He also appeared at the conclusion of In Your House 16: Canadian Stampede with the rest of the Hart family.

He made his professional debut at the age of fifteen at the Rockyford Rodeo, and went on to become a mainstay of the Calgary-based Stampede Wrestling Promotion.

In May 2002, Smith teamed with his father on two occasions, shortly before his father died.

Smith was offered a contract with World Wrestling Entertainment in the summer of 2004, but opted to attend college and wrestle in Japan before signing.

In 2004, Smith began teaming with TJ Wilson as the "Stampede Bulldogs", a reference to the "British Bulldogs", the Tag Team composed of his father and his second cousin the Dynamite Kid. In the same year, Smith formed a Stable known as The Hart Foundation Version 2.0 with Wilson, Jack Evans and Teddy Hart.

The Hart Foundation Version 2.0 initially performed in Stampede Wrestling before expanding to the United States where they competed in Major League Wrestling.